package com.campus.configura;

import com.campus.utils.UserContext;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class TokenInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        String token = request.getHeader("Token");
        if (token == null || token.isEmpty()) {
            response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
            return false;
        }
        UserContext.setToken(token);
        return true;
    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
        UserContext.removeToken();
    }
}